libstdc++-v3/testsuite/tr1/6_containers/unordered_multimap/swap/1.cc

   1 // 2005-12-20  Paolo Carlini  <pcarlini@suse.de>
   2
   3 // Copyright (C) 2005-2017 Free Software Foundation, Inc.
   4 //
   5 // This file is part of the GNU ISO C++ Library.  This library is free
   6 // software; you can redistribute it and/or modify it under the
   7 // terms of the GNU General Public License as published by the
   8 // Free Software Foundation; either version 3, or (at your option)
   9 // any later version.
  10
  11 // This library is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15
  16 // You should have received a copy of the GNU General Public License along
  17 // with this library; see the file COPYING3.  If not see
  18 // <http://www.gnu.org/licenses/>.
  19
  20 // 6.3.4.6 unordered_multimap::swap
  21
  22 #include <tr1/unordered_map>
  23 #include <map>
  24 #include <testsuite_hooks.h>
  25 #include <testsuite_allocator.h>
  26
  27 // uneq_allocator as a non-empty allocator.
  28 void
  29 test01()
  30 {
  31   using namespace std::tr1;
  32   using std::pair;
  33   using std::equal_to;
  34   using std::map;
  35   using std::multimap;
  36
  37   typedef pair<const char, int> my_pair;
  38   typedef __gnu_test::uneq_allocator<my_pair> my_alloc;
  39   typedef unordered_multimap<char, int, hash<char>, equal_to<char>, my_alloc>
  40     my_ummap;
  41
  42   const char title01[] = "Rivers of sand";
  43   const char title02[] = "Concret PH";
  44   const char title03[] = "Sonatas and Interludes for Prepared Piano";
  45   const char title04[] = "never as tired as when i'm waking up";
  46
  47   const size_t N1 = sizeof(title01);
  48   const size_t N2 = sizeof(title02);
  49   const size_t N3 = sizeof(title03);
  50   const size_t N4 = sizeof(title04);
  51
  52   typedef multimap<char, int> my_mmap;
  53   my_mmap mmap01_ref;
  54   for (size_t i = 0; i < N1; ++i)
  55     mmap01_ref.insert(my_pair(title01[i], i));
  56   my_mmap mmap02_ref;
  57   for (size_t i = 0; i < N2; ++i)
  58     mmap02_ref.insert(my_pair(title02[i], i));
  59   my_mmap mmap03_ref;
  60   for (size_t i = 0; i < N3; ++i)
  61     mmap03_ref.insert(my_pair(title03[i], i));
  62   my_mmap mmap04_ref;
  63   for (size_t i = 0; i < N4; ++i)
  64     mmap04_ref.insert(my_pair(title04[i], i));
  65
  66   typedef map<char, int> my_map;
  67
  68   my_ummap::size_type size01, size02;
  69
  70   my_alloc alloc01(1);
  71
  72   my_ummap ummap01(10, hash<char>(), equal_to<char>(), alloc01);
  73   size01 = ummap01.size();
  74   my_ummap ummap02(10, hash<char>(), equal_to<char>(), alloc01);
  75   size02 = ummap02.size();
  76
  77   ummap01.swap(ummap02);
  78   VERIFY( ummap01.size() == size02 );
  79   VERIFY( ummap01.empty() );
  80   VERIFY( ummap02.size() == size01 );
  81   VERIFY( ummap02.empty() );
  82
  83   my_ummap ummap03(10, hash<char>(), equal_to<char>(), alloc01);
  84   size01 = ummap03.size();
  85   my_ummap ummap04(mmap02_ref.begin(), mmap02_ref.end(), 10, hash<char>(),
  86                    equal_to<char>(), alloc01);
  87   size02 = ummap04.size();
  88
  89   ummap03.swap(ummap04);
  90   VERIFY( ummap03.size() == size02 );
  91   VERIFY( my_map(ummap03.begin(), ummap03.end())
  92           == my_map(mmap02_ref.begin(), mmap02_ref.end()) );
  93   VERIFY( ummap04.size() == size01 );
  94   VERIFY( ummap04.empty() );
  95
  96   my_ummap ummap05(mmap01_ref.begin(), mmap01_ref.end(), 10, hash<char>(),
  97                    equal_to<char>(), alloc01);
  98   size01 = ummap05.size();
  99   my_ummap ummap06(mmap02_ref.begin(), mmap02_ref.end(), 10, hash<char>(),
 100                    equal_to<char>(), alloc01);
 101   size02 = ummap06.size();
 102
 103   ummap05.swap(ummap06);
 104   VERIFY( ummap05.size() == size02 );
 105   VERIFY( my_map(ummap05.begin(), ummap05.end())
 106           == my_map(mmap02_ref.begin(), mmap02_ref.end()) );
 107   VERIFY( ummap06.size() == size01 );
 108   VERIFY( my_map(ummap06.begin(), ummap06.end())
 109           == my_map(mmap01_ref.begin(), mmap01_ref.end()) );
 110
 111   my_ummap ummap07(mmap01_ref.begin(), mmap01_ref.end(), 10, hash<char>(),
 112                    equal_to<char>(), alloc01);
 113   size01 = ummap07.size();
 114   my_ummap ummap08(mmap03_ref.begin(), mmap03_ref.end(), 10, hash<char>(),
 115                    equal_to<char>(), alloc01);
 116   size02 = ummap08.size();
 117
 118   ummap07.swap(ummap08);
 119   VERIFY( ummap07.size() == size02 );
 120   VERIFY( my_map(ummap07.begin(), ummap07.end())
 121           == my_map(mmap03_ref.begin(), mmap03_ref.end()) );
 122   VERIFY( ummap08.size() == size01 );
 123   VERIFY( my_map(ummap08.begin(), ummap08.end())
 124           == my_map(mmap01_ref.begin(), mmap01_ref.end()) );
 125
 126   my_ummap ummap09(mmap03_ref.begin(), mmap03_ref.end(), 10, hash<char>(),
 127                    equal_to<char>(), alloc01);
 128   size01 = ummap09.size();
 129   my_ummap ummap10(mmap04_ref.begin(), mmap04_ref.end(), 10, hash<char>(),
 130                    equal_to<char>(), alloc01);
 131   size02 = ummap10.size();
 132
 133   ummap09.swap(ummap10);
 134   VERIFY( ummap09.size() == size02 );
 135   VERIFY( my_map(ummap09.begin(), ummap09.end())
 136           == my_map(mmap04_ref.begin(), mmap04_ref.end()) );
 137   VERIFY( ummap10.size() == size01 );
 138   VERIFY( my_map(ummap10.begin(), ummap10.end())
 139           == my_map(mmap03_ref.begin(), mmap03_ref.end()) );
 140
 141   my_ummap ummap11(mmap04_ref.begin(), mmap04_ref.end(), 10, hash<char>(),
 142                    equal_to<char>(), alloc01);
 143   size01 = ummap11.size();
 144   my_ummap ummap12(mmap01_ref.begin(), mmap01_ref.end(), 10, hash<char>(),
 145                    equal_to<char>(), alloc01);
 146   size02 = ummap12.size();
 147
 148   ummap11.swap(ummap12);
 149   VERIFY( ummap11.size() == size02 );
 150   VERIFY( my_map(ummap11.begin(), ummap11.end())
 151           == my_map(mmap01_ref.begin(), mmap01_ref.end()) );
 152   VERIFY( ummap12.size() == size01 );
 153   VERIFY( my_map(ummap12.begin(), ummap12.end())
 154           == my_map(mmap04_ref.begin(), mmap04_ref.end()) );
 155
 156   my_ummap ummap13(mmap03_ref.begin(), mmap03_ref.end(), 10, hash<char>(),
 157                    equal_to<char>(), alloc01);
 158   size01 = ummap13.size();
 159   my_ummap ummap14(mmap03_ref.begin(), mmap03_ref.end(), 10, hash<char>(),
 160                    equal_to<char>(), alloc01);
 161   size02 = ummap14.size();
 162
 163   ummap13.swap(ummap14);
 164   VERIFY( ummap13.size() == size02 );
 165   VERIFY( my_map(ummap13.begin(), ummap13.end())
 166           == my_map(mmap03_ref.begin(), mmap03_ref.end()) );
 167   VERIFY( ummap14.size() == size01 );
 168   VERIFY( my_map(ummap14.begin(), ummap14.end())
 169           == my_map(mmap03_ref.begin(), mmap03_ref.end()) );
 170 }
 171
 172 int main()
 173 {
 174   test01();
 175   return 0;
 176 }